uk.gov.gchq.gaffer.federatedstore.operation.handler.impl

Class FederatedGetTraitsHandler

java.lang.Object

uk.gov.gchq.gaffer.federatedstore.operation.handler.impl.FederatedGetTraitsHandler

All Implemented Interfaces:

OperationHandler<GetTraits>, OutputOperationHandler<GetTraits,Set<StoreTrait>>

public class FederatedGetTraitsHandler
extends Object
implements OutputOperationHandler<GetTraits,Set<StoreTrait>>

returns a set of StoreTrait that are common for all visible graphs. traits1 = [a,b,c] traits2 = [b,c] traits3 = [a,b] return [b]

Constructor Summary

Constructors

Constructor and Description
FederatedGetTraitsHandler()

Method Summary

Modifier and Type	Method and Description
Set<StoreTrait>	doOperation(GetTraits operation, Context context, Store store) Execute the given Output operation.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FederatedGetTraitsHandler

public FederatedGetTraitsHandler()

Method Detail

doOperation

public Set<StoreTrait> doOperation(GetTraits operation,
                                   Context context,
                                   Store store)
                            throws OperationException

Description copied from interface: OutputOperationHandler

Execute the given Output operation.

Specified by:

doOperation in interface OperationHandler<GetTraits>

Specified by:

doOperation in interface OutputOperationHandler<GetTraits,Set<StoreTrait>>

Parameters:

operation - the Output operation to be executed

context - the operation chain context, containing the user who executed the operation

store - the Store the operation should be run on

Returns:

the output for the operation.

Throws:

OperationException - thrown if the operation fails